Main Features:

Fashion and dynamic design, Bluetooth 4.1 sport headsetHigh sound quality as Pro AudioSupport listening to music and answering callsAllows you to answer calls conveniently during all your outdoor activitiesVolume control and song switch functionConnect two Bluetooth devices at the same time Answer / end / reject / transfer a call functionWith built-in rechargeable lithium battery for long time useCompatible with Apple and Andriod smart-phones, tablets, and other devices with Bluetooth service